<template>
  <div>
    <el-tree default-expand-all :data="depts" :props="defaultProps">
      <!-- 节点结构 -->
      <!-- v-slot="{ node, data }" 只能作用在template -->
      <template v-slot="{ data }">
        <el-row style="width:100%;height:40px" type="flex" justify="space-between" align="middle">
          <el-col>{{ data.name }}</el-col>
          <el-col :span="4">
            <span class="tree-manager">{{ data.managerName }}</span>
            <!-- $event 实参 表示类型 -->
            <el-dropdown @command="hCommand($event,data.id) ">
              <!-- 显示区域内容 -->
              <span class="el-dropdown-link">
                操作<i class="el-icon-arrow-down el-icon--right" />
              </span>
              <!-- 下拉菜单选项 -->
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                <el-dropdown-item command="del">删除</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
          </el-col>
        </el-row>
      </template>
    </el-tree>
    <!-- 添加子部门 -->
    <AddDept
      ref="dept"
      :is-edit="isEdit"
      :cur-node-id="curNodeId"
      :show-dialog.sync="showDialog"
      @updateManager="getDepartment"
    />
  </div>

</template>

<script>
import { getDepartment } from '@/api/department'
import { arrlist } from '@/utils/index'
import AddDept from './components/AddDept'
import { delDepartment } from '@/api/department'

export default {
  name: 'Department',
  components: {
    AddDept
  },
  data() {
    return {
      curNodeId: '',
      depts: [{
        name: '传智教育',
        children: [
          { name: '总裁办' },
          { name: '行政部' },
          { name: '财务部' }
        ]
      }],
      defaultProps: {
        children: 'children',
        label: 'name'
      },
      isEdit: false,
      showDialog: false
    }
  },
  created() {
    this.getDepartment()
  },
  methods: {
    // 删除
    async doDel(id) {
      await delDepartment(id)

      this.$message.success('删除成功！')
      // 更新数据
      this.loadDepartment()
    },
    async getDepartment() {
      const result = await getDepartment()
      // console.log(result)
      // this.depts = result.data
      const list = arrlist(result.data, 0)
      this.depts = list
    },
    hCommand(type, id) {
      // console.log(type, id)
      this.curNodeId = id

      if (type === 'add') {
        this.showDialog = true
        this.isEdit = false // 添加
      } else if (type === 'edit') {
        this.isEdit = true
        // 显示弹框
        this.showDialog = true
        this.$nextTick(() => {
          // 让子组件去发请求拿到详情数据
          this.$refs.dept.getDetail()
        })
      } else if (type === 'del') {
        this.$confirm('你确定要删除吗？').then(() => {
          // 用户点击了确认
          this.doDel(id)
        }).catch(() => {})
      }
    }

  }
}
</script>

<style scoped>
.app-container {
  padding: 30px 140px;
  font-size: 14px;
}
.tree-manager {
  width: 50px;
  display: inline-block;
  margin: 10px;
}
</style>
